Seoul: A 3.3 magnitude earthquake struck the northern border county of Yeoncheon, marking the second-most powerful quake in South Korea this year, the state weather agency reported. The tremor occurred around 1:19 p.m. approximately 5 kilometers northeast of the county in Gyeonggi Province, with its epicenter located at a depth of 9 kilometers, as stated by the Korea Meteorological Administration (KMA).

According to Yonhap News Agency, a subsequent quake with a magnitude of 2.5 struck near the same area at around 2:59 p.m., approximately 4 kilometers north-northeast of Yeoncheon. Residents in the Gyeonggi area and northern Gangwon Province may have felt minor tremors, noticing dishes and windows shaking indoors. However, no damage has been reported.

The National Fire Agency confirmed receiving about a dozen reports regarding the tremors. This recent seismic activity follows the most powerful earthquake this year, which registered a magnitude of 3.7 and occurred in the central coastal county of Taean, South Chungcheong Province, earlier in the week.